<!DOCTYPE html>
<html lang="zh-CN">

<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>jquery对象</title>
  <script src="./js/jquery.js"></script>
</head>
<!-- jquery对象就是伪数组 -->

<body>

</body>
<script>
  "use strict";
</script>

</html>